diff --git a/src/Data/TickLeiste.hs b/src/Data/TickLeiste.hs
index 020b8f4..385c39f 100644
--- a/src/Data/TickLeiste.hs
+++ b/src/Data/TickLeiste.hs
@@ -116,11 +116,10 @@ removePlayer = error "removePlayer not yet implemented (Franzi?)"
 toList :: TickLeiste -> [(Tick, [Player])]
 toList (TickLeiste l _) = M.toAscList l
 
--- | convert from list to TickLeiste, if a player is at multiple 'Tick' this returns
--- 'Nothing'
+-- | convert from list to TickLeiste
 
 -- TODO
-fromList :: [(Tick, [Player])] -> Maybe TickLeiste
+fromList :: [(Tick, [Player])] -> TickLeiste
 fromList = error "not implemented"
 
 -- | convert from 'TickLeiste' to a map from 'Tick' to list of 'Player'